<h1>{{title}}<span class="subtitle">{{subtitle}}</span>
  {{start}}
  <span
    nz-popover
    nzPopoverPlacement="bottom"
    class="edit-button"
    target="_blank"
    [nzPopoverContent]="contentTemplate">
		<i nz-icon nzType="qrcode"></i>
  </span>
  {{end}}
</h1>
<ng-template #contentTemplate>
  <div>
    <p style="font-weight: bold;margin-bottom: 10px;">扫二维码查看演示效果</p>
    <div id="qrcode"></div>
  </div>
</ng-template>
